What are keystone species and why are they important? - National Environmental Treasure

A keystone species is a plant, animal, fungi, or even bacteria that has a disproportionately large impact on their ecosystem.

Parques Nacionales del Paraguay: Keystone species play a critical role in conservation efforts

How grasslands became North America's forgotten ecosystem

Protecting Our Planet's Keystone Species - Arbor Day Blog

Keystone species are organisms that are ecologically crucial for their native ecosystem. Here's some artworks about them (+1 bonus animal) made by Jeroen Helmer for Rewilding Europe : r/megafaunarewilding

Keystone Species 101

Keystone species

Article - What Is A Keystone Species, PDF, Ecology

What are keystone species and why are they important? - National Environmental Treasure

Role of Keystone Species in an Ecosystem